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refactor(tracker/gioui): refactor Scope in same style as others

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This commit is contained in:
5684185+vsariola@users.noreply.github.com
2025-06-24 19:28:53 +03:00
parent 7a030683c6
commit 355ccefb6f
2 changed files with 42 additions and 26 deletions
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63
tracker/gioui/oscilloscope.go
View File

@ -34,6 +34,13 @@ type (
LimitColor color.NRGBA `yaml:",flow"`
CursorColor color.NRGBA `yaml:",flow"`
}
Oscilloscope struct {
Theme *Theme
Model *tracker.ScopeModel
State *OscilloscopeState
Style *OscilloscopeStyle
}
)
func NewOscilloscope(model *tracker.Model) *OscilloscopeState {
@ -45,22 +52,31 @@ func NewOscilloscope(model *tracker.Model) *OscilloscopeState {
}
}
func (s *OscilloscopeState) Layout(gtx C, vtrig, vlen tracker.Int, once, wrap tracker.Bool, wave tracker.RingBuffer[[2]float32], th *Theme, st *OscilloscopeStyle) D {
func Scope(th *Theme, m *tracker.ScopeModel, st *OscilloscopeState) Oscilloscope {
return Oscilloscope{
Theme: th,
Model: m,
State: st,
Style: &th.Oscilloscope,
}
}
func (s *Oscilloscope) Layout(gtx C) D {
leftSpacer := layout.Spacer{Width: unit.Dp(6), Height: unit.Dp(24)}.Layout
rightSpacer := layout.Spacer{Width: unit.Dp(6)}.Layout
triggerChannel := NumUpDown(vtrig, th, s.triggerChannelNumber, "Trigger channel")
lengthInBeats := NumUpDown(vlen, th, s.lengthInBeatsNumber, "Buffer length in beats")
triggerChannel := NumUpDown(s.Model.TriggerChannel(), s.Theme, s.State.triggerChannelNumber, "Trigger channel")
lengthInBeats := NumUpDown(s.Model.LengthInBeats(), s.Theme, s.State.lengthInBeatsNumber, "Buffer length in beats")
onceBtn := ToggleBtn(once, th, s.onceBtn, "Once", "Trigger once on next event")
wrapBtn := ToggleBtn(wrap, th, s.wrapBtn, "Wrap", "Wrap buffer when full")
onceBtn := ToggleBtn(s.Model.Once(), s.Theme, s.State.onceBtn, "Once", "Trigger once on next event")
wrapBtn := ToggleBtn(s.Model.Wrap(), s.Theme, s.State.wrapBtn, "Wrap", "Wrap buffer when full")
return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
layout.Flexed(1, func(gtx C) D { return s.layoutWave(gtx, wave, th) }),
layout.Flexed(1, s.layoutWave),
layout.Rigid(func(gtx C) D {
return layout.Flex{Axis: layout.Horizontal, Alignment: layout.Middle}.Layout(gtx,
layout.Rigid(leftSpacer),
layout.Rigid(Label(th, &th.SongPanel.RowHeader, "Trigger").Layout),
layout.Rigid(Label(s.Theme, &s.Theme.SongPanel.RowHeader, "Trigger").Layout),
layout.Flexed(1, func(gtx C) D { return D{Size: gtx.Constraints.Min} }),
layout.Rigid(onceBtn.Layout),
layout.Rigid(triggerChannel.Layout),
@ -70,7 +86,7 @@ func (s *OscilloscopeState) Layout(gtx C, vtrig, vlen tracker.Int, once, wrap tr
layout.Rigid(func(gtx C) D {
return layout.Flex{Axis: layout.Horizontal, Alignment: layout.Middle}.Layout(gtx,
layout.Rigid(leftSpacer),
layout.Rigid(Label(th, &th.SongPanel.RowHeader, "Buffer").Layout),
layout.Rigid(Label(s.Theme, &s.Theme.SongPanel.RowHeader, "Buffer").Layout),
layout.Flexed(1, func(gtx C) D { return D{Size: gtx.Constraints.Min} }),
layout.Rigid(wrapBtn.Layout),
layout.Rigid(lengthInBeats.Layout),
@ -80,31 +96,32 @@ func (s *OscilloscopeState) Layout(gtx C, vtrig, vlen tracker.Int, once, wrap tr
)
}
func (s *OscilloscopeState) layoutWave(gtx C, wave tracker.RingBuffer[[2]float32], th *Theme) D {
s.update(gtx, wave)
func (s *Oscilloscope) layoutWave(gtx C) D {
s.State.update(gtx, s.Model.Waveform())
if gtx.Constraints.Max.X == 0 || gtx.Constraints.Max.Y == 0 {
return D{}
}
defer clip.Rect(image.Rectangle{Max: gtx.Constraints.Max}).Push(gtx.Ops).Pop()
event.Op(gtx.Ops, s)
paint.ColorOp{Color: th.Oscilloscope.CursorColor}.Add(gtx.Ops)
cursorX := int(s.sampleToPx(gtx, float32(wave.Cursor), wave))
wave := s.Model.Waveform()
event.Op(gtx.Ops, s.State)
paint.ColorOp{Color: s.Style.CursorColor}.Add(gtx.Ops)
cursorX := int(s.State.sampleToPx(gtx, float32(wave.Cursor), wave))
fillRect(gtx, clip.Rect{Min: image.Pt(cursorX, 0), Max: image.Pt(cursorX+1, gtx.Constraints.Max.Y)})
paint.ColorOp{Color: th.Oscilloscope.LimitColor}.Add(gtx.Ops)
minusOneY := int(s.ampToY(gtx, -1))
paint.ColorOp{Color: s.Style.LimitColor}.Add(gtx.Ops)
minusOneY := int(s.State.ampToY(gtx, -1))
fillRect(gtx, clip.Rect{Min: image.Pt(0, minusOneY), Max: image.Pt(gtx.Constraints.Max.X, minusOneY+1)})
plusOneY := int(s.ampToY(gtx, 1))
plusOneY := int(s.State.ampToY(gtx, 1))
fillRect(gtx, clip.Rect{Min: image.Pt(0, plusOneY), Max: image.Pt(gtx.Constraints.Max.X, plusOneY+1)})
leftX := int(s.sampleToPx(gtx, 0, wave))
leftX := int(s.State.sampleToPx(gtx, 0, wave))
fillRect(gtx, clip.Rect{Min: image.Pt(leftX, 0), Max: image.Pt(leftX+1, gtx.Constraints.Max.Y)})
rightX := int(s.sampleToPx(gtx, float32(len(wave.Buffer)-1), wave))
rightX := int(s.State.sampleToPx(gtx, float32(len(wave.Buffer)-1), wave))
fillRect(gtx, clip.Rect{Min: image.Pt(rightX, 0), Max: image.Pt(rightX+1, gtx.Constraints.Max.Y)})
for chn := range 2 {
paint.ColorOp{Color: th.Oscilloscope.CurveColors[chn]}.Add(gtx.Ops)
paint.ColorOp{Color: s.Style.CurveColors[chn]}.Add(gtx.Ops)
for px := range gtx.Constraints.Max.X {
// left and right is the sample range covered by the pixel
left := int(s.pxToSample(gtx, float32(px)-0.5, wave))
right := int(s.pxToSample(gtx, float32(px)+0.5, wave))
left := int(s.State.pxToSample(gtx, float32(px)-0.5, wave))
right := int(s.State.pxToSample(gtx, float32(px)+0.5, wave))
if right < 0 || left >= len(wave.Buffer) {
continue
}
@ -118,8 +135,8 @@ func (s *OscilloscopeState) layoutWave(gtx C, wave tracker.RingBuffer[[2]float32
smin = min(smin, wave.Buffer[x][chn])
}
// y1 and y2 are the pixel range covered by the sample value
y1 := min(max(int(s.ampToY(gtx, smax)+0.5), 0), gtx.Constraints.Max.Y-1)
y2 := min(max(int(s.ampToY(gtx, smin)+0.5), 0), gtx.Constraints.Max.Y-1)
y1 := min(max(int(s.State.ampToY(gtx, smax)+0.5), 0), gtx.Constraints.Max.Y-1)
y2 := min(max(int(s.State.ampToY(gtx, smin)+0.5), 0), gtx.Constraints.Max.Y-1)
fillRect(gtx, clip.Rect{Min: image.Pt(px, y1), Max: image.Pt(px+1, y2+1)})
}
}

5
tracker/gioui/songpanel.go
View File

@ -205,9 +205,8 @@ func (t *SongPanel) layoutSongOptions(gtx C, tr *Tracker) D {
)
}),
layout.Flexed(1, func(gtx C) D {
return t.ScopeExpander.Layout(gtx, tr.Theme, "Oscilloscope", func(gtx C) D { return D{} }, func(gtx C) D {
return t.Scope.Layout(gtx, tr.Model.SignalAnalyzer().TriggerChannel(), tr.Model.SignalAnalyzer().LengthInBeats(), tr.Model.SignalAnalyzer().Once(), tr.Model.SignalAnalyzer().Wrap(), tr.Model.SignalAnalyzer().Waveform(), tr.Theme, &tr.Theme.Oscilloscope)
})
scope := Scope(tr.Theme, tr.Model.SignalAnalyzer(), t.Scope)
return t.ScopeExpander.Layout(gtx, tr.Theme, "Oscilloscope", func(gtx C) D { return D{} }, scope.Layout)
}),
layout.Rigid(Label(tr.Theme, &tr.Theme.SongPanel.Version, version.VersionOrHash).Layout),
)